A&G Magazine Spacer Kahr MK9 to K9 Black.
Lets you use a Kahr K9 magazine comfortably in a Kahr MK9.
Slip-on collar, fills the space between a compact frame and bottom of a full-sized magazine to make a comfortable, hand-filling grip. Contoured to match the frame for improved trigger and recoil control. Ideal when using full-size magazines as backup.